.check-box
{
    position: absolute;
    top: 50px;
    left: 50%;
    margin-left: -100px;
    width: 200px;
    padding: 20px 10px;
    text-align: center;
    background-color:rgba(0,0,0,0.5);
    border-radius: 5px;
}
.check-box-success
{
    position: absolute;
    top: 50px;
    left: 50%;
    margin-left: -100px;
    width: 200px;
    padding: 20px 10px;
    text-align: center;
    background-color:#fff;
    border-radius: 5px;
    border: 1px solid #f7f7f7;
}